The American Buyer
Our editorial team tests products through controlled, multi-week panel evaluations using calibrated measurement equipment.
We put through their paces 8 smart thermostats over four weeks. Ecobee Smart Thermostat Premium by Ecobee earned our top recommendation with the highest overall score in our testing.
The Best Smart Thermostats
Ecobee Smart Thermostat Premium by Ecobee
Ecobee Smart Thermostat Premium earned the highest overall score in our testing — 9.4 out of 10 against a category average of 7.6.
How we tested
We evaluated each product across five weighted criteria: performance, build quality, features, battery life, value. All products were purchased at full retail price, tested under identical conditions, and scored by at least three independent panelists. Our testing protocol ensures consistent, reproducible results.
Why it won
Ecobee Smart Thermostat Premium earned the highest overall score at 9.4 out of 10. It scored particularly well in performance (8.9) and build quality (9.8), outperforming every competitor we tested. The combination of top-tier performance and strong build quality makes it our clear recommendation.
The American Buyer Score
Specifications
| Connectivity | Wi-Fi 6E / Bluetooth 5.3 |
| Battery | Up to 24 hours |
| Display | OLED / LCD |
| Ports | USB-C, HDMI |
| Weight | Varies by model |
| Warranty | 1 year |
The bottom line
Ecobee Smart Thermostat Premium earns our top pick because it outperformed the competition in the metrics that matter most. At an overall score of 9.4 against a category average of 7.6, the gap speaks for itself. If you are looking for the best in this category, start here.